zhibo/android-app/app/src/main/java/com/example/livestreaming/SettingsPageActivity.java

package com.example.livestreaming;

import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.widget.Toast;

import androidx.appcompat.app.AppCompatActivity;
import androidx.recyclerview.widget.LinearLayoutManager;

import com.example.livestreaming.databinding.ActivitySettingsPageBinding;

import java.util.ArrayList;
import java.util.List;

public class SettingsPageActivity extends AppCompatActivity {

    public static final String EXTRA_PAGE = "extra_page";

    public static final String PAGE_ACCOUNT_SECURITY = "account_security";
    public static final String PAGE_PRIVACY = "privacy";
    public static final String PAGE_NOTIFICATIONS = "notifications";
    public static final String PAGE_CLEAR_CACHE = "clear_cache";
    public static final String PAGE_HELP = "help";
    public static final String PAGE_ABOUT = "about";

    private ActivitySettingsPageBinding binding;

    public static void start(Context context, String page) {
        Intent intent = new Intent(context, SettingsPageActivity.class);
        intent.putExtra(EXTRA_PAGE, page);
        context.startActivity(intent);
    }

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        binding = ActivitySettingsPageBinding.inflate(getLayoutInflater());
        setContentView(binding.getRoot());

        binding.backButton.setOnClickListener(v -> finish());

        String page = getIntent() != null ? getIntent().getStringExtra(EXTRA_PAGE) : null;
        if (page == null) page = "";

        String title = resolveTitle(page);
        binding.titleText.setText(title);

        MoreAdapter adapter = new MoreAdapter(item -> {
            if (item == null) return;
            if (item.getType() != MoreItem.Type.ROW) return;
            String t = item.getTitle() != null ? item.getTitle() : "";
            Toast.makeText(this, "点击：" + t, Toast.LENGTH_SHORT).show();
        });

        binding.recyclerView.setLayoutManager(new LinearLayoutManager(this));
        binding.recyclerView.setAdapter(adapter);

        adapter.submitList(buildItems(page));
    }

    private String resolveTitle(String page) {
        switch (page) {
            case PAGE_ACCOUNT_SECURITY:
                return "账号与安全";
            case PAGE_PRIVACY:
                return "隐私";
            case PAGE_NOTIFICATIONS:
                return "通知";
            case PAGE_CLEAR_CACHE:
                return "清理缓存";
            case PAGE_HELP:
                return "帮助与反馈";
            case PAGE_ABOUT:
                return "关于";
            default:
                return "设置";
        }
    }

    private List<MoreItem> buildItems(String page) {
        List<MoreItem> list = new ArrayList<>();

        if (PAGE_ACCOUNT_SECURITY.equals(page)) {
            list.add(MoreItem.section("登录与账号"));
            list.add(MoreItem.row("修改密码", "设置登录密码", R.drawable.ic_person_24));
            list.add(MoreItem.row("绑定手机号", "用于登录与找回", R.drawable.ic_people_24));
            list.add(MoreItem.row("登录设备管理", "查看并管理已登录设备", R.drawable.ic_grid_24));
            return list;
        }

        if (PAGE_PRIVACY.equals(page)) {
            list.add(MoreItem.section("权限与安全"));
            list.add(MoreItem.row("黑名单", "管理你屏蔽的用户", R.drawable.ic_people_24));
            list.add(MoreItem.row("权限管理", "相机、麦克风、定位等", R.drawable.ic_mic_24));
            list.add(MoreItem.row("隐私政策", "了解我们如何保护你的数据", R.drawable.ic_globe_24));
            return list;
        }

        if (PAGE_NOTIFICATIONS.equals(page)) {
            list.add(MoreItem.section("消息提醒"));
            list.add(MoreItem.row("系统通知", "关注、评论、私信提醒", R.drawable.ic_notifications_24));
            list.add(MoreItem.row("免打扰", "设置勿扰时段", R.drawable.ic_notifications_24));
            return list;
        }

        if (PAGE_CLEAR_CACHE.equals(page)) {
            list.add(MoreItem.section("存储"));
            list.add(MoreItem.row("缓存大小", "点击清理缓存（演示）", R.drawable.ic_grid_24));
            list.add(MoreItem.row("图片缓存", "清理封面/头像缓存", R.drawable.ic_palette_24));
            return list;
        }

        if (PAGE_HELP.equals(page)) {
            list.add(MoreItem.section("帮助"));
            list.add(MoreItem.row("常见问题", "问题解答与使用指南", R.drawable.ic_chat_24));
            list.add(MoreItem.row("意见反馈", "提交你的建议与问题", R.drawable.ic_chat_24));
            list.add(MoreItem.row("联系客服", "在线客服（演示）", R.drawable.ic_chat_24));
            return list;
        }

        if (PAGE_ABOUT.equals(page)) {
            list.add(MoreItem.section("应用信息"));
            list.add(MoreItem.row("版本", "Live Streaming 1.0", R.drawable.ic_menu_24));
            list.add(MoreItem.row("用户协议", "服务条款与规则", R.drawable.ic_menu_24));
            list.add(MoreItem.row("隐私政策", "隐私保护说明", R.drawable.ic_menu_24));
            return list;
        }

        list.add(MoreItem.row("返回", "", R.drawable.ic_arrow_back_24));
        return list;
    }
}